var DisableSubmit = {

   init: function() {

      this.addEvent(window, 'load', this.set());

   },



   set: function() {

      var self = this;

      return function() {

         for (var i = 0; i < document.forms.length; ++i) {

            if(document.forms[i].onsubmit) continue;

            document.forms[i].onsubmit = function() {

               self.setDisable(this.getElementsByTagName('input'));

            };

         }

      }

   },



   setDisable: function(elms) {

      for (var i = 0, elm; elm = elms[i]; i++) {

         if ((elm.type == 'submit' || elm.type == 'image') && !elm.disabled) {

            Set(elm);

            unSet(elm);

         }

      }



      function Set(button) {

         window.setTimeout(function() { button.disabled = true; }, 1);

      }

      function unSet(button) {

      //   window.setTimeout(function() { button.disabled = false; }, 1000);

      }

   },



   addEvent: function(elm, type, event) {

      if(elm.addEventListener) {

         elm.addEventListener(type, event, false);

      } else if(elm.attachEvent) {

         elm.attachEvent('on'+type, event);

      } else {

         elm['on'+type] = event;

      }

   }

}



DisableSubmit.init();